Chapter 17 Periodic Interrupt Timer (S12PIT24B8CV2)
MC9S12XE-Family Reference Manual Rev. 1.19
Freescale Semiconductor
661
17.3
Register Definition
This section consists of register descriptions in address order of the PIT. Each description includes a
standard register diagram with an associated figure number. Details of register bit and field function follow
the register diagrams, in bit order.
Register
Name
Bit 7
6
5
4
3
2
1
Bit 0
0x0000
PITCFLMT
R
PITE
PITSWAI
PITFRZ
0
0
0
0
0
W
PFLMT1
PFLMT0
0x0001
PITFLT
R
0
0
0
0
0
0
0
0
W
PFLT7
PFLT6
PFLT5
PFLT4
PFLT3
PFLT2
PFLT1
PFLT0
0x0002
PITCE
R
PCE7
PCE6
PCE5
PCE4
PCE3
PCE2
PCE1
PCE0
W
0x0003
PITMUX
R
PMUX7
PMUX6
PMUX5
PMUX4
PMUX3
PMUX2
PMUX1
PMUX0
W
0x0004
PITINTE
R
PINTE7
PINTE6
PINTE5
PINTE4
PINTE3
PINTE2
PINTE1
PINTE0
W
0x0005
PITTF
R
PTF7
PTF6
PTF5
PTF4
PTF3
PTF2
PTF1
PTF0
W
0x0006
PITMTLD0
R
PMTLD7
PMTLD6
PMTLD5
PMTLD4
PMTLD3
PMTLD2
PMTLD1
PMTLD0
W
0x0007
PITMTLD1
R
PMTLD7
PMTLD6
PMTLD5
PMTLD4
PMTLD3
PMTLD2
PMTLD1
PMTLD0
W
0x0008
PITLD0 (High)
R
PLD15
PLD14
PLD13
PLD12
PLD11
PLD10
PLD9
PLD8
W
0x0009
PITLD0 (Low)
R
PLD7
PLD6
PLD5
PLD4
PLD3
PLD2
PLD1
PLD0
W
0x000A
PITCNT0 (High)
R
PCNT15
PCNT14
PCNT13
PCNT12
PCNT11
PCNT10
PCNT9
PCNT8
W
0x000B
PITCNT0 (Low)
R
PCNT7
PCNT6
PCNT5
PCNT4
PCNT3
PCNT2
PCNT1
PCNT0
W
0x000C
PITLD1 (High)
R
PLD15
PLD14
PLD13
PLD12
PLD11
PLD10
PLD9
PLD8
W
= Unimplemented or Reserved
Figure 17-2. PIT Register Summary (Sheet 1 of 3)
Because
of
an
order
from
the
United
States
International
Trade
Commission,
BGA-packaged
product
lines
and
part
numbers
indicated
here
currently
are
not
available
from
Freescale
for
import
or
sale
in
the
United
States
prior
to
September
2010:
S12XE
products
in
208
MAPBGA
packages